Fort Worth daily gazette. (Fort Worth, Tex.) 1882-1891, 1887-05-25
POPULAR SCIENCE.
Dsscr.puoes Of P.nc,icaI Discoveries Con,
-,,rerd for PRACTICAL Readers.

rre5TDs +7a- carbonate of 18th g and arseni-
soda. in aersttd water used TO the
--,,,..f..n # other drinks is an almost
srtvr:..e cure Tor diabetes.
ISIS W. lI-ku0wn fact among railroad
NM. ina. 90 railroads running north anu
west rails wear out the faster;
.as re -aiI5 will wear out on the west
e...a. the track while three are doing
-a -g On the gsst side.
Pie recent experiments of al italian
.r-..,L have elown that gases cannon
.-ta.ced through glass by any available
--..asalcal, chemical or electrical means.
-.-r . pressure Of 1890 pounds on Inc
a-s Ich mad no effect.
Ns.aral gas has been put TO s new use
round about PutsbUrG. malket gar
sare- Is raising asparagus IN the iOpen air
rv=, sid, Sud proposes to carry his eX-
r.--.rts 10 beds Of other vegetables
-e-.o grown in greenhouses.
1rv common wiring ink can be made
GLOSSY ~ adding 10 il little gum arabic
-y..frs sugar. i the latter be used care
r~s. r,. had not % use too much sugar,
e-. tie mixture viii be sticky when dry,
ar5.i too much G either gum or sugar
81. used the ink VIII Become too thick 10
v well.
Ta.lrEowing mixture is given by "a cor
RESPONDENT in L'IudusErie Textile SIS splt-
s. for sys.erpro0IuI II kio0s q woven
t..-c. Lla7eej oil, - %; acetate 81
-e.a. $50. ltth-rgc, lo 90; Gmoer earth,
Eag.t.a.e wax, Is; soap powder,
~. Hau-- sum, :; lsmpb.ack, @;
nee of .ul9 aI1e, 20; India rubber
E.--.-a. : .ga5. -=l, lO0.
.ae.ty is now used 70 ob-ain
.rarne from lydro-fu0rlc acid. TIE
acid IS glgc-c0l u a. . comparative hiGh
rs.e .laI, nearly forty volts, and the acid
.au- separated INFO It's constituent elg-
ma.s. hydrogen and hdorine. l. Is
though. tl-5 the solution of huOTine viii
III. Use to 8 long list Of new compounds.
An ingenious method of laying con
r-.-r under water consists OF first lnCl0s-
III The betuu or concrete in paper bags
OF other soluble envelopes and then lOdg-
taetag bags SO flied ia the desired po-
-.in under water by sliding them down
q chute, or IL such = manner that they
WILL not be ruptureG until after their con
ltg-s shall be III place.
It may be new to many thst the word
"s2rlophagu," means literally flesh eater,
sut was applied 10 COtlils from the pecul-
Jar kind of stone OF which the ancient
Roman collins were made. 7 is stone is
supposed to have been d species OF lime
s.oae. md il is claimed had the property
necessary entirely TO consume body,
WIKI the exception of the teeth, in forty
dsvs; hence the name.
The invention of new optical glass is
said to be creating 2 sensation in the Ger
man scientific world. The glass, owing
10 II, great refractory power, promises
% be of marked influence in practical
optics, inasmuch SIS il VIII admit of the
production Of lenses Of short focal width,
such Gs II has hitherto been impossible 10
0a-ai1. For microscopic photography it
VIII Be OF the greatest Importance.
The diameter Of locomotive driving
II wheels mas been greatly increased 10
II r-otuce augmented speed. The largest
yetuote6 are for = mammoth engine on
one IF he French roads This lOcomo-
tive has six coupled wheels eight and
E quarter feet in diameter, and the ten
der and cars are 20 have wheels OF the
same dimensions, the calculations being
I .2a. VITA such q train speed OF shout
X >eYenty-ei-nL miles an hour can be OBJ
.-ued The cars VIII be swung Inside,
and between several paiTs Of wheels.
II. G-and Fury has propounded {
L theory that coal Was originally u liquid
1 generated by the decomposition otinferIor
| Ta-e.2.l0u ia 50 atmosphere highly
| chs--ed with Carb0uic acid. The carbon
TIE ielIy-lIkc mass thus formed, after
! passing through various transformations
mo as Jlal., petroleum, bitumen, etc,
llalIv assumed the form of coal. The
-g-log clles various facts connected with
- occurrence II coal which, he thinks
r..-F..- .D-s,Tafv1.I IN his 81
Usual one
Su mersor Tenneat long ago called
attention to the power Of the COCOanut
rain to conduct lightning, and the sub
ls sg4in cSlled NC by CeylOn paper.
thrpdred of these trees We're struck
Q-a single plantation during ssuccessiOn
/ u thunder storms in April, 1869. But
Inc trees suffer terribly from the effects,
Il for, however slightly they may be
Il 0uCAeG, .hey are sure TO die. Even II
A C1.y the edges of the leaves are 6lnged,
L Q. only few Of them turned brown, the
4 Tee WI in the end wither gradually ana
II gsriSh.- Chicago Times.
The new paving material, "grano-
Metallic gtCne,n the invention OF Mr.. j.
\ b. B7ySnt, VI London, is said by Iron to
Dc composed of blast-fUrnsce Stag and
L Gsulte, which are crushed, chemically
n Rested and mixed with Portland cement.
these ingredients are brought TO psstY
III consistency with an alkaline solution
Wien laid It possesses the quality OF
EtTayS being ROACH, thus afording firm
II go,lold for horses. 1t has been sue
E@siGlly sGbiscted to tests which both
Es.u-sl end artificial stones have been
E'11le to Njthsisnd- 1t is, moreover, !
H~s-ly refractory, and is thus useful as a
- fer kilus, and especially valuable |
la COnstruG ton OF hTe-pToot buildings. !
ILsre are five electric headlights in use /
lie Cleveland, Akron and Columbus |
kATay, which the president OF the road 1
-ee.lg-s make 81 annual saving TO the /
enls-y Of not less than 8 80, 900, probably /
III goOG 5eaI more. by preventing SccI- .
StS, The gentleman said that the /
s-.s co1ld be seen st night seven miles /
III obieClg did not obstruct vision.
1nerOGg incidents were related.
III engineer saw at night, By aid Of
light and reflector, g horse on 8
E-Qge mile sway. The narrator had
Eao newspaper at night, unbelievable
seemed, by aid of the light nearly or
4Ie three miles away. An engineer
GO ep"ld not see tic or other obstrucsA
- W. the track half or three-q quarters q
! vile away By the electric headlight h&F
A business on locomotive. An exc.